Observable discrepancy in Request Tracker - CVE-2021-38562
Published: July 14, 2022
Vulnerability identifier: #VU65301
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-38562
CWE-ID: CWE-203
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Request Tracker
Request Tracker
Software vendor:
Best Practical Solutions
Best Practical Solutions
Description
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to observable discrepancy in the lib/RT/REST2/Middleware/Auth.pm. A remote attacker can enumerate application users.
Remediation
Install updates from vendor's website.
External links
- https://docs.bestpractical.com/release-notes/rt/index.html
- https://github.com/bestpractical/rt/commit/70749bb66cb13dd70bd53340c371038a5f3ca57c
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2JK57CEEXLQF7MGBCUX76DZHXML7LUSQ/
- https://lists.debian.org/debian-lts-announce/2022/06/msg00019.html